Find x, so that (3)^x+2 × (3)^5 =3^7
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Answered by
2
Answer:
(−3)
m+1
×(−3)
5
=(−3)
7
(−3)
m+1+5
=(−3)
7
(−3)
m+6
=(−3)
7
On both the sides powers have the same base different from 1 and -1, so their exponents must be equal.
Therefore, m + 6 = 7
or m = 7 - 6 = 1
Answered by
1
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